Mack Trucks – Insufficient Air Volume in Brake System

Mack Trucks (Mack) is recalling certain 2022-2024 Granite vehicles. The air tanks have an insufficient volume of air for the brake system. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, “Air Brake Systems.”

Report Received Date 02/19/2024
NHTSA ID 24V122000
Consequence Summary Insufficient air volume can reduce braking performance and increase the risk of a crash.
Corrective Action Dealers will add additional air tank volume, free of charge. Owner notification letters are expected to be mailed April 15, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0458.
Recall Code SC0458
Potentially Affected 10
Fire Risk When Parked No
Do Not Drive No
Recall Link Go to Recall (

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